Table 1. Comparison of SLS and DLS between pre- and post-intervention in each group (mean±SD) (unit: mmHg).

Category	Group	Pre-intervention	Post-intervention
SLS	SBEG	2.41±2.06	3.25±1.42
	UBEG*	3.41±3.14	4.58±2.81
DLS	SBEG	2.25±0.45	1.75±1.05
	UBEG*	2.33±0.98	1.50±0.67

* p<0.05, SBEG; stable bridge exercise group, UBEG; unstable bridge exercise group, SLS; static lumbar stability, DLS; dynamic lumbar stability